Dirk walks 4 kilometers during each trip to school. Write an equation that shows the relationship between the number of trips x and the total distance walked y,
Write your answer as an equation with y first, followed by an equals sign.

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?